Home / 5,525.38-7,613.14-3,753.91

Finding the Fourth Proportional to 5,525.38, 7,613.14 and 3,753.91

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Solution

The fourth proportional to 5,525.38, 7,613.14 and 3,753.91 is: 5,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.38 : 7,613.14 = 3,753.91 : x
  2. Step 2: Convert to fraction form
    5,525.38/7,613.14 = 3,753.91/x
  3. Step 3: Cross multiply
    5,525.38x = 7,613.14 × 3,753.91
  4. Step 4: Simplify right side
    5,525.38x = 28,579,042.38
  5. Step 5: Solve for x
    x = 28,579,042.38/5,525.38
  6. Step 6: Final answer
    x = 5,172.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.